public void removeFriend(String username) {
Roster roster = jc.getConnection().getRoster();
RosterEntry entry = roster.getEntry(username);
try {
jc.getConnection().getRoster().removeEntry(entry);
} catch (SmackException.NotLoggedInException e) {
e.printStackTrace();
} catch (SmackException.NoResponseException e) {
e.printStackTrace();
} catch (XMPPException.XMPPErrorException e) {
e.printStackTrace();
} catch (SmackException.NotConnectedException e) {
e.printStackTrace();
}
}
public void addFriend(String username, String nickname) {
Roster roster = jc.getConnection().getRoster();
try {
roster.createEntry(username, nickname, null);
Log.i("AddFriend:", username);
} catch (SmackException.NotLoggedInException e) {
e.printStackTrace();
} catch (SmackException.NoResponseException e) {
e.printStackTrace();
} catch (XMPPException.XMPPErrorException e) {
e.printStackTrace();
} catch (SmackException.NotConnectedException e) {
e.printStackTrace();
}
}